Home / 204,376.50-306,431.91-97,702.74

Finding the Fourth Proportional to 204,376.50, 306,431.91 and 97,702.74

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Solution

The fourth proportional to 204,376.50, 306,431.91 and 97,702.74 is: 146,490.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,376.50 : 306,431.91 = 97,702.74 : x
  2. Step 2: Convert to fraction form
    204,376.50/306,431.91 = 97,702.74/x
  3. Step 3: Cross multiply
    204,376.50x = 306,431.91 × 97,702.74
  4. Step 4: Simplify right side
    204,376.50x = 29,939,237,230.43
  5. Step 5: Solve for x
    x = 29,939,237,230.43/204,376.50
  6. Step 6: Final answer
    x = 146,490.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.